6.4.4  Input and output signals
Table 118: ZMHPDIS (21) Input signals
Name Type Default Description
I3P GROUP
SIGNAL
- Connection for current sample signals
V3P GROUP
SIGNAL
- Connection for voltage sample signals
CURR_INP GROUP
SIGNAL
- Connection for current signals
VOLT_INP GROUP
SIGNAL
- Connection for voltage signals
POL_VOLT GROUP
SIGNAL
- Connection for polarizing voltage
BLOCK BOOLEAN 0 Block of function
BLKZ BOOLEAN 0 Block due to fuse failure
BLKZMTD BOOLEAN 0 Block signal for blocking of time domaine function
BLKHSIR BOOLEAN 0 Blocks time domain function at high SIR
BLKTRIP BOOLEAN 0 Blocks all operate output signals
BLKPG BOOLEAN 0 Blocks phase-to-ground operation
BLKPP BOOLEAN 0 Blocks phase-to-phase operation
DIRCND INTEGER 0 External directional condition
PHSEL INTEGER 0 Faulted phase loop selection enable from phase
selector
LDCND INTEGER 0 External load condition (loop enabler)
Table 119: ZMHPDIS (21) Output signals
Name
Type Description
TRIP BOOLEAN Trip General
TR_A BOOLEAN Trip phase A
TR_B BOOLEAN Trip phase B
TR_C BOOLEAN Trip phase C
TRPG BOOLEAN Trip phase-to-ground
TRPP BOOLEAN Trip phase-to-phase
PICKUP BOOLEAN Pickup General
PU_A BOOLEAN Pickup phase A
PU_B BOOLEAN Pickup phase B
PU_C BOOLEAN Pickup phase C
PHG_FLT BOOLEAN Pickup phase-to-ground
PHPH_FLT BOOLEAN Pickup phase-to-phase
Section 6 1MRK505222-UUS C
Impedance protection
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Technical reference manual